App
Troutline on your phone
Troutline installs from the browser, on any phone or computer. Nothing to download from an app store.
Troutline
Opens like an app
Reads with no signal
Alerts on your phone
iPhone and iPad
- Open troutline.co in Safari.
- Tap Share in the toolbar. On iOS 26, it is in the ••• menu.
- Scroll down and tap Add to Home Screen, then Add.
Android
- Open troutline.co in Chrome.
- Tap the menu at the top right.
- Tap Add to Home screen, then Install.
A computer
- Click the install icon at the right end of the address bar, then Install.
Turn on alerts
Open Troutline from your home screen, go to Alerts, and tap Get alerts on this device. On an iPhone, this works only from the icon on your home screen, not from a Safari tab.